CN209555164U - A kind of burner cooling water protective device - Google Patents
A kind of burner cooling water protective device Download PDFInfo
- Publication number
- CN209555164U CN209555164U CN201822130261.1U CN201822130261U CN209555164U CN 209555164 U CN209555164 U CN 209555164U CN 201822130261 U CN201822130261 U CN 201822130261U CN 209555164 U CN209555164 U CN 209555164U
- Authority
- CN
- China
- Prior art keywords
- burner
- stop valve
- sensor
- control zone
- sink
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 239000000498 cooling water Substances 0.000 title claims abstract description 17
- 230000001681 protective effect Effects 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 230000000750 progressive effect Effects 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims 1
- 239000008400 supply water Substances 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 18
- 230000006378 damage Effects 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000002309 gasification Methods 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Regulation And Control Of Combustion (AREA)
Abstract
The utility model discloses a kind of burner cooling water protective devices; including burner, stand-by pump, high-order accident sink and control unit, control unit is equipped with the control interlock system of the successively progressive control formed by water supply line control zone, high-order accident sink control zone and burner control zone；Water supply line control zone is equipped with first pressure sensor, and to acquire water supply line pressure, stand-by pump starts when the pressure value of the first pressure sensor is lower than setting value；High-order accident sink control zone is equipped with discharge water stop valve and the liquid level sensor on high-order accident sink, and discharge water stop valve unlatching when the pressure value of the first pressure sensor is low, so that high-order accident sink gravity flow is supplied water；The burner control zone is equipped with entrance and cuts off the cutting when the stop valve that discharges water is opened and the liquid level of the liquid level sensor is low of valve outlet stop valve, entrance stop valve and outlet stop valve.
Description
Technical field
The utility model relates to forced air bed gasification technology fields, and in particular to a kind of burner cooling water protective device.
Background technique
Forced air bed gasification technology is Development of Coal key chemical technology, is that coal clean and effective green is converted to chemical products
Key technology, be using coal as raw material, oxygen is gasifying agent, and coal sprays into gas by process burner and oxygen with powder state or slurry
Change in furnace combustion chamber, combustion reaction occurs for moment and gasification reaction, reaction zone temperature are up to 2000 DEG C or so, burns in gasification furnace
The high-temperature synthesis gas and its slag that room reaction generates.
Wherein since the synthesis gas and its slag temperature of combustion chamber reaction generation are up to 1300 DEG C or so, and front end of burner is very
It is easy to damage because of high temperature and pressure, causes gasification furnace to be unable to operate normally, therefore by the way of recirculated cooling water, burner is carried out
Cooling protection extends the service life of burner.Since the pressure in cooling water pipeline is lower than gasification furnace pressure, so working as burner
Cooling water coil damage or because recirculated cooling water cut off the water supply cause coil pipe damage after, the synthesis gas of the high temperature and pressure in gasification furnace will
It alters to recirculated cooling water pipeline, pipeline high temperature is caused to rupture, and cause fire explosion and casualties, it is therefore desirable to reasonably set
Interlocking protective system is set, has ensured that the harm caused after the probability and coil pipe damage that reduction is cut off the water supply.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of burner cooling water protective device, solves burner
The problem of potential danger is found not in time, multi-level interlock protection is realized, effectively prevents supplying water and interrupt, accomplished in time
Detection, alarm and interlocking.
(2) technical solution
A kind of cooling water conservation control device of burner, including burner, stand-by pump, high-order accident sink and control unit, it is described
Control unit is equipped with the successively progressive control formed by water supply line control zone, high-order accident sink control zone and burner control zone
Control interlock system；The water supply line control zone is equipped with first pressure sensor, to acquire water supply line pressure, institute
State stand-by pump starting when the pressure value of the first pressure sensor is lower than setting value；On the high position accident sink control zone
Equipped with stop valve and the liquid level sensor on high-order accident sink of discharging water, the stop valve that discharges water is passed in the first pressure
The pressure value of sensor is opened when being low, so that high-order accident sink gravity flow is supplied water；The burner control zone be equipped with into
Mouth stop valve and outlet stop valve, the entrance stop valve and outlet stop valve are in stop valve unlatching and the liquid level of discharging water
The liquid level of sensor is cut off when being low.
Preferably, the control device further includes separator and the CO gas micro-instrument above separator,
The CO gas micro-instrument is installed on the outlet end of the burner, to detect CO gas content at burner coil pipe and report
It is alert.
Preferably, the burner control zone is additionally provided with by inlet flow rate sensor, second pressure sensor, outlet temperature
The detection interlock system that sensor and outlet flow sensor cooperatively form between any two, so that entrance stop valve and outlet cutting
Valve is cut off simultaneously；The inlet flow rate sensor and second pressure sensor be installed on the burner and water supply line control zone it
Between；The outlet temperature sensor and outlet flow sensor are installed between the burner and separator.
Preferably, the trigger condition of the detection interlock system are as follows: be including at least any two sensor show values
Start when trigger value, i.e., is low value, second pressure sensor in the show value of any two inlet flow rate sensors
Show value be high level, outlet temperature sensor show value be the show value of high level and outlet flow sensor be high high level
Or when low value, the entrance stop valve and outlet stop valve cutting are triggered.
(3) beneficial effect
The utility model have it is following the utility model has the advantages that
1, multi-level interlock protection is set, effectively avoids burner from supplying water and interrupts；
2, control device is equipped with CO gas micro-instrument and is alarmed simultaneously when burner coil pipe has slight damage
Preventing damage；
3, setting detection interlocking, when burner coil pipe damage after, can by inlet flow rate sensor, second pressure sensor,
Outlet temperature sensor and outlet flow sensor cooperate between any two, by the cutting entrance stop valve of burner and outlet stop valve
Cutting, prevents high temperature and pressure accident.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1- burner；2- stand-by pump；3- high position accident sink；4- control unit, 41- water supply line control zone, 411-
One pressure sensor, 42- high position accident sink control zone, 421- discharge water stop valve, 422- liquid level sensor, the control of 43- burner
Area, 431- entrance stop valve, the outlet 432- stop valve, 433- inlet flow rate sensor, 434- second pressure sensor, 435- go out
Mouth temperature sensor, 436- outlet flow sensor；5-CO gas micro-instrument；6- separator.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
The embodiments of the present invention: referring to Fig. 1, a kind of cooling water conservation control device of burner, including it is burner 1, standby
With pump 2, high-order accident sink 3, control unit 4, CO gas micro-instrument 5, cooling trough and separator 6, cooling trough left end
It is connect with stand-by pump 2, right end is connect with separator 6, and the left end of burner 1 is equipped with entrance stop valve 431, inlet flow rate sensor
433 and second pressure sensor 434, entrance stop valve 431, inlet flow rate sensor 433 and second pressure sensor 434 are installed
Between burner 1 and water supply line control zone 41, the right end of burner 1 is equipped with outlet stop valve 432, outlet temperature sensor 435
With outlet flow sensor 436, exports stop valve 432, outlet temperature sensor 435 and outlet flow sensor 436 and be installed on
Between burner 1 and separator 6, the setting of sensor be in order to form detection interlock system, when burner coil pipe damage after, entrance stream
It is high high, outlet flow sensor 436 value is low that the value of quantity sensor 433, which is low, second pressure sensor 434 value,
Or high, outlet temperature sensor 435 value is that height is high, when the value of any two sensor therein is above-mentioned value, at this time
Entrance stop valve 431, outlet stop valve 432 will be cut off, effect is in order to prevent outside a large amount of high temperature and pressure synthesis gas
It alters, causes fire explosion and casualties；Before synthesis gas leakage has not occurred major accident to a certain extent, interlocking cutting phase
Closing valve avoids fault spread.
High-order accident sink 3 is located at the top of device, and high-order accident sink 3 is connect with stand-by pump 2 and burner 1, high-order thing
Therefore the right end of sink 3 is equipped with liquid level sensor 422, lower end connected to it is equipped with the stop valve 421 that discharges water, the upper end of stand-by pump 2
It is connected with water supply line control zone 41, first pressure sensor 411 is equipped on water supply line control zone 41, with entering on burner
It cooperates between mouth stop valve 431, outlet stop valve 432, forms interlock system, stand-by pump is set on burner chilled water unit
2, and high-order accident sink 3 is set, when the value of the first pressure sensor 411 on water supply line control zone 41 is lower than setting value
When, then when the value of interlocked startup stand-by pump 2, the first pressure sensor 411 on water supply line control zone 41 is low, interlocking is beaten
The stop valve 421 that discharges water for opening high-order accident sink, is supplied water using gravity flow.When the high-order accident sink stop valve 421 that discharges water is beaten
After opening, when the value of the liquid level sensor 422 of high-order accident sink is low, then interlocking close burner cooling water inlet stop valve
431 and outlet stop valve 432, prevent because after cutting off the water supply coil pipe damage, high temperature and pressure synthesis gas outside alter；Multiple interlock protection systems are set
System effectively avoids water supply interruption and the generation of accident.
CO gas micro-instrument 5 is additionally provided on burner Cooling protector, which is located at separation
The top of device 6 carries out detection alarm if burner coil pipe has slight damage that the leakage of microsynthesis gas occurs, and preventing damage expands
Change.
The implementation method of the utility model: step 1: water supply line control zone 41 is set on burner chilled water unit, when
When the value of first pressure sensor 411 is lower than setting value, device carries out water supply cooling for stand-by pump 2 is started at this time；
Step 2: device will open high-order accident sink 3 at this time when the value of first pressure sensor 411 is low
Discharge water stop valve, and high-order accident sink 3 carries out water supply cooling using gravity flow；
Step 3: under the premise of the stop valve 421 that discharges water of high-order accident sink 3 is opened, when the value of liquid level sensor 422
When being low, device will cut off the entrance stop valve 431 on burner control zone 43 and outlet stop valve 432 at this time, prevent because disconnected
The damage of burner coil pipe causes high-temperature synthesis gas to seal in pipeline after water；
Step 4: CO gas micro-instrument 5 detects leakage gas, and reports when burner coil pipe has slight damage
It is alert, prevent dangerous expansion；
Step 5: after the damage of burner coil pipe, inlet flow rate sensor 433, second pressure sensor 434, outlet temperature
Sensor 435 and outlet flow sensor 436 cooperate between any two, form four and two detection is selected to interlock, so that burner control zone
On entrance stop valve 431 and outlet stop valve 432 cut off.
Claims (4)
1. a kind of burner cooling water protective device, including burner (1), stand-by pump (2), high-order accident sink (3) and control unit
(4), it is characterised in that: the control unit (4) is equipped with by water supply line control zone (41), high-order accident sink control zone (42)
The control interlock system of the successively progressive control formed with burner control zone (43)；The water supply line control zone (41) is equipped with
First pressure sensor (411), to acquire water supply line pressure, the stand-by pump (2) is in the first pressure sensor
(411) pressure value starts when being lower than setting value；The high position accident sink control zone (42), which is equipped with, discharges water stop valve (421)
With the liquid level sensor (422) being located on high-order accident sink (3), the stop valve that discharges water (421) passes in the first pressure
The pressure value of sensor (411) is opened when being low, is supplied water so that high-order accident sink (3) is flow automatically；The burner control zone
(43) entrance stop valve (431) and outlet stop valve (432), the entrance stop valve (431) and outlet stop valve are equipped with
(432) it is cut off when the stop valve that discharges water (421) is opened and the liquid level of the liquid level sensor (422) is low.
2. a kind of burner cooling water protective device according to claim 1, it is characterised in that: the control device further includes
Separator (6) and the CO gas micro-instrument (5) being located above separator (6), CO gas micro-instrument (5) installation
In the outlet end of the burner (1), to detect CO gas content at burner coil pipe and alarm.
3. a kind of burner cooling water protective device according to claim 1, it is characterised in that: the burner control zone (43)
It is additionally provided with by inlet flow rate sensor (433), second pressure sensor (434), outlet temperature sensor (435) and rate of discharge
The detection interlock system that sensor (436) cooperatively forms between any two, so that entrance stop valve (431) and outlet stop valve
(432) it cuts off；The inlet flow rate sensor (433) and second pressure sensor (434) are installed on the burner (1) and supply water
Between pipeline control zone (41)；The outlet temperature sensor (435) and outlet flow sensor (436) are installed on the burner
(1) between separator (6).
4. a kind of burner cooling water protective device according to claim 3, it is characterised in that: the detection interlock system
Trigger condition are as follows: including at least any two sensor show values to start when trigger value, i.e., in any two entrance streams
The show value of quantity sensor (433) be low value, second pressure sensor (434) show value be high level, outlet temperature pass
The show value of sensor (435) is the show value of high level and outlet flow sensor (436) when being high level or low value, triggering
The entrance stop valve (431) and outlet stop valve (432) cutting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822130261.1U CN209555164U (en) | 2018-12-18 | 2018-12-18 | A kind of burner cooling water protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822130261.1U CN209555164U (en) | 2018-12-18 | 2018-12-18 | A kind of burner cooling water protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209555164U true CN209555164U (en) | 2019-10-29 |
Family
ID=68302556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822130261.1U Withdrawn - After Issue CN209555164U (en) | 2018-12-18 | 2018-12-18 | A kind of burner cooling water protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209555164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109439370A (en) * | 2018-12-18 | 2019-03-08 | 山东兖矿国拓科技工程股份有限公司 | A kind of burner cooling water protective device and method |
-
2018
- 2018-12-18 CN CN201822130261.1U patent/CN209555164U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109439370A (en) * | 2018-12-18 | 2019-03-08 | 山东兖矿国拓科技工程股份有限公司 | A kind of burner cooling water protective device and method |
| CN109439370B (en) * | 2018-12-18 | 2024-02-06 | 山东兖矿国拓科技工程股份有限公司 | Burner cooling water protection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20191029 Effective date of abandoning: 20240206 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20191029 Effective date of abandoning: 20240206 |